116 rindas
3.5 KiB
OpenSCAD
116 rindas
3.5 KiB
OpenSCAD
/*
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* Technical Specification for Wattz Electronics Holodisk (AKA Holotape or THT)
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*
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*/
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// -- core dimensions --
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function get_holodisk_size() = [55, 100, 16];
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function get_holodisk_bottom_thickness() = 3;
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function get_holodisk_front_plate_thickness() = 1;
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// -- tape --
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function get_holodisk_tape_height() = 5;
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function get_holodisk_tape_thickness() = 0.2;
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// -- slide --
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spz = 8;
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function get_holodisk_slide_size() = [2, 35, get_holodisk_size().z - spz];
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function get_holodisk_slide_pos() = [0, 6, spz/2];
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sy = 2;
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sz = 4;
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function get_holodisk_slide_sliding_size() = [get_holodisk_slide_size().x, get_holodisk_slide_size().y - sy, get_holodisk_slide_size().z - sz];
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function get_holodisk_slide_sliding_pos() = [get_holodisk_slide_pos().x, get_holodisk_slide_pos().y + sy/2, get_holodisk_slide_pos().z + sz/2];
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srx = 2;
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srz = 2;
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function get_holodisk_slide_slider_size() = [get_holodisk_slide_size().x + srx, 13, get_holodisk_slide_size().z + srz];
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sliding_reserve=3;
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function get_holodisk_slide_slider_pos() = [get_holodisk_slide_sliding_pos().x, get_holodisk_slide_sliding_pos().y + sliding_reserve, get_holodisk_slide_sliding_pos().z - get_holodisk_slide_slider_size().z/2 + srz];
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function get_holodisk_slide_slider_travel() = get_holodisk_slide_sliding_size().y - get_holodisk_slide_slider_size().y - 2*sliding_reserve;
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// -- laser --
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function get_holodisk_laser_cutout_size() = [12, 9, 20];
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function get_holodisk_laser_cutout_pos() = [
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get_holodisk_size().x/2 - get_holodisk_laser_cutout_size().x/2,
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12,
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0];
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function get_holodisk_laser_cutout_pos_center() = [
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get_holodisk_laser_cutout_pos().x + get_holodisk_laser_cutout_size().x/2,
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get_holodisk_laser_cutout_pos().y + get_holodisk_laser_cutout_size().y/2,
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get_holodisk_laser_cutout_pos().z + get_holodisk_laser_cutout_size().z/2];
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// -- laser-window --
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function get_holodisk_laserwindow_pos() = [
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get_holodisk_laserwindow_pos_center().x - get_holodisk_laserwindow_size().x/2,
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get_holodisk_laserwindow_pos_center().y - get_holodisk_laserwindow_size().y/2,
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get_holodisk_laserwindow_pos_center().z - get_holodisk_laserwindow_size().z/2,
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];
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function get_holodisk_laserwindow_pos_center() = [
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get_holodisk_laser_cutout_pos_center().x,
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0,
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6.5
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];
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function get_holodisk_laserwindow_size() = [
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get_holodisk_laser_cutout_size().x,
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30,
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get_holodisk_tape_height() + 2
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];
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// -- spools --
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function get_holodisk_spool1_socket_pos_center() = [
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get_holodisk_size().x*0.45,
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get_holodisk_size().y*0.77,
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0
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];
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function get_holodisk_spool2_socket_pos_center() = [
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get_holodisk_spool1_socket_pos_center().x,
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get_holodisk_size().y*0.40,
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0
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];
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function get_holodisk_spools_spindle_diam() = 3;
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function get_holodisk_spool_spindle_connection_driver_size() = [
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get_holodisk_spools_spindle_diam()-1,
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get_holodisk_spools_spindle_diam()-1,
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3
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];
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module holodisk_spool_spindle_connection_driver_profile() {
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circle(d=get_holodisk_spool_spindle_connection_driver_size().x, $fn=6);
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}
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*holodisk_spool_spindle_connection_driver_profile();
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module holodisk_spool_spindle_connection_driver() {
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h=get_holodisk_spool_spindle_connection_driver_size().z;
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d=get_holodisk_spool_spindle_connection_driver_size().x;
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intersection() {
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linear_extrude(height=h, scale=0.8) {
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holodisk_spool_spindle_connection_driver_profile();
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}
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cylinder(h=h*1.15, d1=d*1.15, d2=d/1.8, $fn=100);
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cylinder(h=h*1.1, d1=d*1.8, d2=d*0.45, $fn=100);
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}
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}
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*holodisk_spool_spindle_connection_driver();
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// -- END --
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